Earth Topics

An eye in the sky and instruments in the dirt are teamed to help scientists and farmers figure out the best way to nurture crops. At least one preliminary result shows a striking correlation between an image and, two months later, crop yield.

Updated predictions from NASA scientists place the solar maximum in mid-2000. As activity on the Sun begins to increase toward this broad maximum, we can expect more auroral displays, radio disruptions and power fluctuations.

El Nino gets blamed -- rightly or wrongly -- for everything strange in the weather. One NASA scientist has found a relationship: El Nino apparently is related to a reduction in Atlantic hurricane severity.